19377279

素因数分解:

$3^3\times {\mathrm{127}}^1\times {\mathrm{5651}}^1$

素因数の和:5787

約数の個数: 16

約数和(自身を含む): 28938240

約数和(自身を除く): 9560961

約数列:

[1, 3, 9, 27, 127, 381, 1143, 3429, 5651, 16953, 50859, 152577, 717677, 2153031, 6459093, 19377279]

約数ペア:

[(1, 19377279), (3, 6459093), (9, 2153031), (27, 717677), (127, 152577), (381, 50859), (1143, 16953), (3429, 5651)]